Despite differences in forceps shape, these traits in females may function as weapons in competition for mates, highlighting sexual dimorphism and the evolutionary significance of female weaponry.

Enigmatic hominin species studied using 2 million-year-old proteins We weren't even sure if Paranthropus remains come from a single species.

Intriguingly, they found multiple instances of chain fern species that developed dimorphism, and then flipped back to monomorphism. As for why chain ferns pull off this evolutionary U-turn, ...

Sexual dimorphism in cystinuria- the mitochondria link. Compuscript Ltd. Journal Genes & Diseases Funder Science and Technology Commission of Shanghai Municipality of China, Science and Technology ...

Humans likely evolved our sexual dimorphism—with males being taller and stronger than females, on average—due to physical competition between males for status and resource control.

Interestingly, let-7 expression could be induced by ecdysone, while the maintenance of sexual identity in male adulthood is regulated by let-7 and ecdysone signalling pathway genes (Sempere et al 2002 ...

More information: Lucie Aumailley et al, Integrated liver and serum proteomics uncover sexual dimorphism and alteration of several immune response proteins in an aging Werner syndrome mouse model ...

A new research paper was published on the cover of Aging's Volume 16, Issue 10, entitled, “Integrated liver and serum proteomics uncover sexual dimorphism and alteration of several immune ...

Sexual dimorphism is the term used when males and females of the same species look visibly quite different. It can be as simple as different colors or fancy feathers for display, but in some ...

Smudge 9000 / Flickr / CC by SA 2.0. Like elephant seals, these butterflies are also named in honor of the sexual dimorphism they exhibit. The bold orange tips found on the forewings of the males ...

The Dental Anthropology Group at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH) has published a paper on sexual dimorphism in the journal Anthropological Science ...